142 local browser tools
Useful tools, organized for fast work.
Search across every utility, filter by category, and open the exact tool you need. Files and pasted data stay in your browser.
15 tools
PDF Tools
Compress PDF to 100KB
Try to compress a PDF toward 100KB in the browser.
Compress PDF to 1MB
Try to compress a PDF toward a 1MB file size.
Compress PDF to 200KB
Try to reduce a PDF toward a 200KB target.
Compress PDF to 500KB
Compress PDF files to approximately 500KB size. Reduce file size for easier email sharing, storage, and web distribution — all processing happens locally.
Image to PDF
Convert one or more images into a PDF file in your browser.
PDF Compressor
Structurally compress PDF files to reduce file size — no image re-encoding.
PDF Merger
Combine multiple PDF files into one — reorder pages before merging.
PDF Metadata Viewer
View PDF metadata: title, author, creation date, page count, and more.
PDF OCR - Scanned PDF to Text
Extract text from scanned PDFs with OCR that runs entirely in your browser.
PDF Page Rotator
Rotate all pages or specific page ranges in a PDF by 90, 180, or 270 degrees.
PDF Page Splitter
Split a PDF into individual pages or extract a page range.
PDF Text Extractor
Extract all text from a PDF file directly in your browser.
PDF to Image
Convert PDF pages to PNG images locally in your browser.
PDF Watermark
Add a text watermark to every page of a PDF with custom font, opacity, and rotation.
Searchable PDF Converter (OCR)
Make a scanned PDF selectable and searchable by adding an invisible OCR text layer.
26 tools
Image / Inspection
AI Image Checker
Inspect images for AI-generation signals and metadata clues.
Color Palette Extractor
Extract dominant colors from an image in your browser.
Compress Image to 100KB
Reduce an image toward 100KB directly in your browser.
Compress Image to 200KB
Compress images to exactly 200KB for various use cases. Supports PNG, JPG, WebP formats. Reduce file size while maintaining acceptable quality — all locally.
Compress Image to 50KB
Try to compress a JPG, PNG, or WebP image toward 50KB.
Compress JPG to 100KB
Compress JPG images to exactly 100KB while preserving quality. Reduce file size for web, email, and social media sharing. All processing stays local in your browser.
Compress PNG to 100KB
Compress PNG images to exactly 100KB without visible quality loss. Reduce file size for faster web loading, email sharing, and mobile optimization — all locally in your browser.
Compress WebP to 100KB
Compress WebP images to exactly 100KB for optimal web performance. Convert and compress modern image format without server uploads. All work done locally.
EXIF Viewer
View EXIF metadata from images including camera info, GPS location, timestamps, and technical specifications. Extract all metadata locally without uploads.
Favicon Generator
Generate favicons at all standard sizes from an image or text/emoji — download as ZIP.
Image Color Picker
Hover over any image to pick colors — click to pin them to a palette.
Image Crop
Crop images to a custom area or preset aspect ratio in your browser.
Image Filters
Apply grayscale, sepia, invert, and high contrast filters to images — download results.
Image Flip & Rotate
Flip and rotate images using canvas transforms — download the result as PNG.
Image Format Converter
Convert images between PNG, JPG, and WebP with quality control — all in the browser.
Image Metadata Viewer
Extract comprehensive metadata from images (EXIF, IPTC, XMP). View file info, camera settings, location data, and timestamps locally.
Image Optimizer
Compress and optimize images without visible quality loss in your browser.
Image Resizer
Resize images to exact dimensions or by percentage in your browser.
Image to Text (OCR)
Extract text from images with OCR that runs entirely in your browser.
JPG to Text (OCR)
Extract text from JPG photos and images with in-browser OCR.
PNG to Text (OCR)
Extract text from PNG images with in-browser OCR.
QR Code Generator
Generate QR codes for links, text, emails, or contact details.
QR Code Reader
Read QR codes from an image directly in your browser.
Screen Color Picker
Pick colors from the screen using the browser EyeDropper API.
Screenshot to Text (OCR)
Copy the text out of any screenshot with in-browser OCR.
SVG to PNG Converter
Convert SVG markup or files into PNG images locally.
54 tools
Developer Tools
.dockerignore Generator
Generate .dockerignore rules to exclude unnecessary files from Docker images. Keep builds fast and images lean by specifying what Docker should ignore during COPY commands and build context.
.gitignore Generator
Generate .gitignore files from templates for popular frameworks and languages (Node.js, Python, React, .NET, Go). Copy-paste ready for your project with no manual configuration needed.
.htaccess Redirect Generator
Generate .htaccess redirect rules for Apache servers. Create 301 permanent and 302 temporary redirects visually.
Aspect Ratio Calculator
Calculate, simplify, and scale aspect ratios with a live visual preview.
Barcode Generator
Generate Code 128 barcodes from text directly in your browser.
Base64 Encoder / Decoder
Encode text or files to Base64, or decode Base64 strings back to text.
Binary Text Converter
Convert plain text to binary and binary back to readable text.
chmod Calculator
Convert Unix permissions between rwx and octal notation.
Color Converter
Convert colors between HEX, RGB, HSL, HSV, and CMYK formats.
Color Shades Generator
Generate lighter and darker shades from a base color.
Content Security Policy Generator
Build a starter Content Security Policy (CSP) header with preset rules for common scenarios. Understand CSP directives, generate production-ready headers, and improve website security against injection attacks.
Contrast Checker (WCAG)
Check foreground/background color contrast against WCAG AA and AAA accessibility standards.
Cron Parser
Explain and validate cron expressions in plain English. Decode complex scheduling patterns into readable descriptions. Perfect for understanding cron jobs in Linux, Docker, Kubernetes, and CI/CD pipelines.
CSS Border Radius Generator
Generate CSS border-radius with individual corner control and a live preview.
CSS Box Shadow Generator
Generate CSS box-shadow with live preview — layer multiple shadows for complex effects.
CSS Clamp Generator
Generate CSS clamp() functions for responsive sizing. Create fluid typography and spacing that scales between breakpoints.
CSS Formatter
Format and minify CSS code instantly in your browser.
CSS Gradient Generator
Generate linear or radial CSS gradients with multiple color stops and a live preview.
CSS Minifier
Minify CSS code to reduce file size. Remove whitespace, comments, and unnecessary characters while preserving functionality.
CSS Unit Converter
Convert px, rem, em, percent, vw, and vh values quickly.
Diff Viewer
Compare two pieces of text or code side-by-side. Highlight additions, deletions, and changes for code review, text comparison, and version control workflows.
Dummy Data Generator
Generate sample names, emails, IDs, and rows for testing.
Hash Generator
Compute SHA-1, SHA-256, and SHA-512 hashes for text or files in your browser.
Hex Dump Viewer
Convert files or text to hexadecimal dump format. View binary data as hex codes with ASCII preview. Useful for debugging, data inspection, and low-level analysis.
HTML Entities Encoder / Decoder
Encode special characters to HTML entities or decode entity strings back to text.
HTML Formatter
Format, indent, and clean up HTML snippets in your browser.
HTML Minifier
Minify HTML snippets by removing comments and extra whitespace.
HTTP Status Codes
Look up HTTP status codes and what they mean.
JSON Flattener
Flatten nested JSON objects into a single level with dot-notation keys. Convert complex nested structures into simple key-value pairs.
JSON Formatter
Format, validate, and inspect JSON directly in your browser.
JSON Path Extractor
Extract specific values from JSON using JSONPath expressions. Query and filter JSON data with XPath-like syntax for powerful data extraction.
JSON Schema Generator
Generate JSON Schema from sample JSON data automatically. Create schema definitions for validation, documentation, and API contracts.
JWT Decoder
Decode and inspect JWT tokens — header, payload, and expiration status.
Keyword Density Checker
Find repeated keywords and phrase density in pasted text.
Luhn Validator
Validate card-like numbers (credit cards, SSN, etc.) using the Luhn algorithm checksum. Detect invalid formats before processing — all validation runs locally in your browser without uploads.
Markdown Preview
Preview Markdown as formatted HTML in real-time. Write and preview Markdown syntax instantly to see how it renders without external tools.
Meta Tag Generator
Generate SEO title, description, canonical, and social meta tags.
Meta Tags Analyzer
Analyze and validate HTML meta tags on web pages. Check title, description, Open Graph, Twitter cards, and other metadata.
MIME Type Lookup
Find common MIME types from file extensions instantly. Perfect for API development, file uploads, content-type headers, and working with different file formats and media types.
Open Graph Checker
Preview and validate Open Graph tags from pasted HTML.
Open Graph Tag Generator
Generate Open Graph meta tags for social media sharing. Create proper OG tags for URLs to control how content appears on Facebook, Twitter, LinkedIn.
Random String Generator
Generate cryptographically random strings with custom length and character sets.
Regex Tester
Test and debug regular expressions with live match highlighting and group details.
Robots.txt Generator
Create robots.txt rules and sitemap references for a website.
Sitemap XML Generator
Generate XML sitemaps from URLs or website crawling. Create sitemap files for search engine submission and crawl optimization.
SQL Formatter
Format SQL queries with readable line breaks and consistent indentation. Convert single-line SQL into clean, maintainable code — useful for query review, documentation, and collaboration.
ULID Generator
Generate sortable ULID (Universally Unique Lexicographically Sortable Identifiers) locally in your browser. Useful for databases, distributed systems, and applications needing sortable unique IDs without server calls or external dependencies.
URL Encoder / Decoder
Encode or decode URLs and URL components using encodeURIComponent or encodeURI.
URL Parser
Break a URL into protocol, host, path, query, and hash parts.
URL Query Builder
Build complete URLs from key-value query parameters visually. Add, remove, or modify UTM tags, API parameters, and search filters without manual URL encoding. Export clean URLs ready to use.
User-Agent Parser
Parse browser, OS, device, and engine hints from a user-agent.
UUID Generator
Generate random UUIDs (version 1, 3, 4, 5) or GUIDs instantly. Create unique identifiers for databases, APIs, and distributed systems locally without server calls.
UUID Validator
Validate UUID strings and check format correctness. Verify UUIDs from databases, APIs, and logs. Display UUID version and format information.
XML Formatter
Format and indent XML documents with custom indentation levels. Fix malformed XML, normalize whitespace, and validate structure. All processing happens locally in your browser — no data uploads.
41 tools
Data Tools
Age Calculator
Calculate exact age in years, months, and days from a date of birth.
BMI Calculator
Calculate BMI in metric or imperial units with category and healthy weight range.
CSV Cleaner
Preview, clean, and normalize CSV files locally in your browser.
CSV Column Extractor
Extract a single CSV column by header name or index.
CSV Delimiter Converter
Convert CSV rows to TSV, semicolon, or pipe-delimited text.
CSV to JSON Converter
Convert CSV data to a JSON array of objects with delimiter auto-detection.
CSV to Markdown Table
Convert CSV data into a Markdown-formatted table instantly. Perfect for embedding data in GitHub READMEs, documentation, blogs, and technical writing.
CSV to SQL INSERT Converter
Convert CSV data into SQL INSERT statements. Specify table name and column mapping, handle data types, and generate ready-to-execute SQL — useful for bulk data import and database migrations.
Data Size Converter
Convert bytes, KB, MB, GB, and TB values instantly.
Date Difference Calculator
Calculate the exact difference between two dates in years, months, days, and more.
Duplicate Line Remover
Remove duplicate lines from any text with options for case sensitivity and whitespace trimming.
Email Validator
Validate and normalize email address syntax locally. Check format, detect common typos, and verify if an email passes basic RFC 5322 validation — all in your browser without server calls.
File Hash Calculator
Calculate SHA-1, SHA-256, and SHA-512 checksums for any file in your browser.
Find & Replace
Find and replace text with support for regular expressions and case-sensitive matching.
Instagram Caption Formatter
Format Instagram captions with proper line breaks and spacing. Clean up text, adjust line length, and prepare captions for posting.
Instagram Hashtag Extractor
Extract and deduplicate hashtags from Instagram captions. Clean up hashtag lists, remove duplicates, and prepare batches for cross-posting to other social platforms.
JSON to CSV Converter
Convert a JSON array of objects to CSV with configurable delimiter and headers.
JSON to XML Converter
Convert JSON objects into readable XML markup with proper indentation and formatting. Handle nested structures, arrays, and mixed data types. Useful for API integration, data transformation, and format conversion.
Line Sorter
Sort lines alphabetically, by length, reverse them, shuffle, or remove duplicates.
Loan Calculator
Calculate monthly payments, total cost, and interest for any loan.
Lorem Ipsum Generator
Generate lorem ipsum placeholder text by words, sentences, or paragraphs.
Markdown Table Generator
Build Markdown tables visually from headers and rows. Auto-align columns, adjust separators, and copy the table markdown ready for GitHub, blogs, documentation, and technical content.
Morse Code Encoder
Convert text to Morse code and Morse back to text.
Number Base Converter
Convert numbers between decimal, binary, octal, and hexadecimal — edit any field.
Number Formatter
Format numbers with thousands separators, decimal places, currency symbols, and notation options. Convert between number formats for different use cases.
Password Generator
Generate strong, random passwords with customizable length and character sets.
Password Strength Checker
Check password strength with entropy calculation and crack time estimation.
Percentage Calculator
Calculate percentages: X% of Y, X is what % of Y, and percentage change.
Reading Time Estimator
Estimate reading time at slow, average, and fast speeds for any text.
Slug Generator
Convert any title or phrase into a URL-safe slug, snake_case, or dot.case.
Statistics Calculator
Calculate mean, median, mode, standard deviation, quartiles, and more from a list of numbers.
Text Case Converter
Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more.
Text Reverser
Reverse characters, word order, or line order in any text.
Timezone Converter
Convert times instantly between any two time zones. Handle daylight saving time, see current time across multiple cities, and plan meetings across regions — all without uploading data to any server.
Unit Converter
Convert between length, weight, temperature, area, volume, and speed units.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa.
UTM Builder
Build campaign URLs with UTM tracking parameters for analytics. Add source, medium, campaign, content, and term parameters visually without URL encoding. Track marketing campaigns effectively.
Word Counter
Count words, characters, sentences, paragraphs, and reading time instantly.
Word Frequency Counter
Count word frequency in text and display results as a sorted list. Analyze text to find most common words and terms.
XML to JSON Converter
Convert XML data into formatted JSON. Transform XML documents into JSON structure for easier processing and API integration.
YAML to JSON Converter
Convert YAML configuration files into formatted JSON instantly. Parse indentation-based YAML syntax, validate structure, and output clean JSON — useful for CI/CD configs, Docker Compose, Kubernetes manifests, and data migrations.
6 tools
YouTube Analysis
YouTube Chapter Generator
Format timestamp lines into clean YouTube chapter markup. Convert common timestamp formats into YouTube's required [HH:MM:SS] Chapter Name syntax for video descriptions and chapters.
YouTube Description Cleaner
Clean and format YouTube video descriptions. Remove extra whitespace, normalize line breaks, and structure description text.
YouTube Tag Extractor
Extract and categorize tags from YouTube video titles and descriptions. Find keywords and topics for YouTube SEO analysis.
YouTube Title Counter
Count characters in YouTube titles and check against YouTube limits. Ensure titles are optimal length for search and display.
YouTube URL Parser
Extract video IDs, playlist IDs, handles, and timestamps from YouTube URLs.
YouTube Watch History Analyzer
Analyze your YouTube watch history from a Google Takeout export.
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